APAR status
Closed as program error.
Error description
Error Message: 07:31:54.463 0x826ac00 j9mm.479 * ** ASSERTION FAILED ** at ParallelScavenger.cpp:2397: ((MM_StackSlotValidator(MM_StackSlotValidator::NOT_ON_HEAP, *slotPtr, stackLocation, walkState).validate(_env))) . Stack Trace: N/A . JVM crashes with GC assert.
Local fix
Problem summary
The problem was with the merged HCR guard with profiled guards. Local and global register assignment were adding inconsistencies that caused the two merged paths to have inconsistent register state.
Problem conclusion
This defect will be fixed in: 7.0.0 SR4 . Fixed by introducing internal control flow around the two branches and setting the dependency on the end label.
Temporary fix
Comments
APAR Information
APAR number
IV35868
Reported component name
JIT
Reported component ID
620700124
Reported release
260
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2013-01-24
Closed date
2013-01-24
Last modified date
2013-01-24
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
JIT
Fixed component ID
620700124
Applicable component levels
R260 PSY
UP
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Document Information
Modified date:
24 January 2013